diff --git a/.github/workflows/conan_create.yml b/.github/workflows/conan_create.yml
index 575cab429..8754f9d1f 100644
--- a/.github/workflows/conan_create.yml
+++ b/.github/workflows/conan_create.yml
@@ -76,7 +76,7 @@ jobs:
           conan remove -c celix/* 
 
   mac-build:
-    runs-on: macOS-11
+    runs-on: macOS-12
     timeout-minutes: 120
     steps:
       - name: Checkout source code
diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 54872e504..84814a086 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -16,7 +16,7 @@ env:
 jobs:
 
   macos-build-conan:
-    runs-on: macOS-11
+    runs-on: macOS-12
     timeout-minutes: 120
     steps:
       - name: Checkout source code